public static void AddMerchandise(LineItem li)
{
Purchase.merchandise.Add(li);
DiscountManager.Inspect();
Purchase.masterDiscountApply = false;
Purchase.masterDiscountApply = (Purchase.Subtotal() >= Utilities.GetMasterDiscountThreshhold());
}
public static void DeleteMerchandise(string matchThis)
{
foreach (LineItem li in Purchase.merchandise)
{
if (li.Format().CompareTo(matchThis) == 0)
{
Purchase.merchandise.Remove(li);
break;
}
}
DiscountManager.Inspect();
Purchase.masterDiscountApply = false;
Purchase.masterDiscountApply = (Purchase.Subtotal() >= Utilities.GetMasterDiscountThreshhold());
}